This lift station for the Rock River Reclamation District required a temporary support system to allow vertical excavation to a depth of 40 feet. An 81-foot diameter steel sheet piling structure with 2 cast in place concrete walers was constructed to allow for the construction of the concrete pump station. After construction, the retention structure […]
It’s one thing to say you’re good. It’s another thing to prove it – and, in the construction business, the proof is in the projects. With roots dating back to 1946, Helm’s divisions have completed literally thousands of projects. In this section of our website, we have carefully selected a few of our favorites in a good cross-section representing the work of our many service divisions. The projects in this Explorer are updated frequently, but if you would like to see more of a particular type or discuss a particular project, please contact us. We will be glad to share more.
Helm was awarded the contract for both new additions and renovations at South Shores Bay Great America in Santa Clara, California. New construction included a new waterslide and plunge pool. In addition to the renovation of the existing children’s pool, Helm constructed a new mechanical room which housed newly furnished and Helm installed ultra-violet system, […]
Helm was awarded the contract to complete the Water Park Construction at the Great Wolf Lodge in Manteca, CA. Scope of work consisted of underground and above ground piping, mechanical room assemblies, filtration systems, wave equipment and chemical equipment. We were also responsible for the installation of the floor and wall inlets skimmers, gutter weirs, […]
Helm was selected in as the construction services provider for the Growmark Terminal Retrofit in Amboy, Illinois. The project included a refined fuel unloading and mixing terminal as well as sitework improvements. The new mixing terminal supplies fuel to the area’s farms through the FS cooperative. Both biodiesel and ethanol blends are created at the […]
Helm’s Engineering Team was contracted to design all requirements needed for updated equipment installations for Honeywell at their Freeport facility. The team collaborated with the owner and surveyed a similar facility in the Honeywell family. Helm calculated all process cooling systems, designed cooling tower requirements, chilled water process cooling distribution systems, and all exhaust systems. […]
Illinois Route 2 links Oregon and Byron along the Rock River. For years, the state resisted widening the road because of the tight terrain and steep slopes leading to the river. The winding 2-lane road was eventually widened but only after an extensive earth retention system was installed for 3500 feet along the highway. Precast […]
Helm was the contractor for the $25 million deck replacement of the I-180 bridge over the Illinois River in Hennepin, Illinois. This 4-lane bridge had undergone numerous deck patching projects over the years and was badly in need of a new deck. There was over 7,000 cubic yards of superstructure concrete and almost 2 million […]
The Illinois Tollway operates I-90 from South Beloit to O’Hare Airport. Known as the Jane Addams Memorial Tollway, Helm repaired 6 bridges along the Rockford section. The work involved deck patching, joint replacement, and beam repairs, along with partial deck replacement on two bridges and beam replacement on one. The work is part of the […]
The new overpass bridge on John Deere Road in Moline, Illinois required two different types of retaining structures. The approaches and abutments were supported with MSE – Mechanically Stabilized Earth Walls up to 24 feet tall and a total of 1800 feet in length. For other portions of the project, drilled shaft soldier pile with […]
The complete lock between Dubuque, Iowa and Grant County, Wisconsin was dewatered and refaced on both sides in one 3-month winter shutdown. The existing lock face was removed and rebar installed, then precast panels were installed as the new face. Concrete was poured between the existing wall and the panels. In addition, the upper and […]
The project in Belleview, Iowa was a complete refacing of the existing lock. Precast concrete panels were placed immediately in front of the existing wall and the void was filled with concrete. This project was completed over a winter shutdown period with extensive phased scheduling requirements.
Work on this Lock and Dam was done off of Arsenal Island and barges. Helm replaced 400 feet of guidewall over 3 winter seasons. For each repair, a cofferdam was built on the river side. Next, the cofferdam was dewatered and the 80-year old guidewall was removed. A new guidewall was formed and poured over […]